/// <summary>
/// Read data from MCU
/// </summary>
/// <param name="commandName">Name of command</param>
/// <param name="readValue">Data read from MCU</param>
/// <returns></returns>
public Errors_t ReadData(Commands_t commandName, out float readValue)
{
// To avoid conflict
CheckSP();
// All command can be read
string command = ConstructCommand(commandName, 0.0f, false);
#region Serial Port Open Section
this.sp.Open();
this.sp.Write(command);
string commandBack = this.ReadSP();
this.sp.Close();
#endregion
Errors_t error = IsError(commandBack);
if (error != Errors_t.NoError)
{
readValue = 0.0f;
}
else
{
readValue = float.Parse(commandBack.Substring(5));
}
return(error);
}
/// <summary>
/// Send data to MCU
/// </summary>
/// <param name="commandName">Name of ommand</param>
/// <param name="value">Value of Command</param>
public Errors_t SendData(Commands_t commandName, float value)
{
// To avoid conflict
CheckSP();
// Improve: Check if can remove this and commandRW when development finishes.
// If the command cannot be write, throw an exception
if (cmdRW[(int)commandName] != "w")
{
Exception e = new Exception
(String.Format("This parameter {0} cannot be write", Enum.GetName(commandName.GetType(), commandName)));
throw e;
}
string command = ConstructCommand(commandName, value, true);
#region Serial Port Open Section
this.sp.Open();
this.sp.Write(command);
Errors_t error = IsError(this.ReadSP());
this.sp.Close();
#endregion
return(error);
}
/// <summary>
/// Construct command using given name and value
/// </summary>
/// <param name="commandName">Name of command</param>
/// <param name="value">Value of command</param>
/// <param name="W_R">True for write, false for read</param>
/// <returns></returns>
private string ConstructCommand(Commands_t commandName, float value, bool W_R)
{
string command = "";
if (W_R)
{
command += cmdHead_W;
command += cmdWords[(int)commandName];
command += value.ToString(cmdFormats[(int)commandName]);
command += cmdFinish;
command += BCCCal(command, false);
command += cmdEnd;
}
else
{
command += cmdHead_R;
command += cmdWords[(int)commandName];
command += cmdFinish;
command += BCCCal(command, false);
command += cmdEnd;
}
return(command);
}
